VU

Halichoeres adustus

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Halichoeres adustus faces significant pressure from coral reef degradation throughout its limited range in the Western Pacific. The species is particularly vulnerable to bleaching events and ocean acidification that destroy the complex reef structures it depends on for shelter and feeding. Overfishing of reef ecosystems has also reduced prey availability and altered the delicate ecological balance of its habitat.

Threat summary

Habitat

This wrasse species inhabits coral reefs and rocky reef areas in tropical marine waters of the Western Pacific. It typically occurs at depths ranging from shallow reef flats to deeper reef slopes, where it seeks shelter among coral formations and rocky crevices.

Rocky areas· majorMarine neritic· major

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Frequently asked questions

Why is Halichoeres adustus classified as Vulnerable?
Halichoeres adustus is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Halichoeres adustus faces significant pressure from coral reef degradation throughout its limited range in the Western Pacific. The species is particularly vulnerable to bleaching events and ocean acidification that destroy the complex reef structures it depends on for shelter and feeding. Overfishing of reef ecosystems has also reduced prey availability and altered the delicate ecological balance of its habitat.
Where does Halichoeres adustus live?
Halichoeres adustus occurs in Colombia, Costa Rica, Ecuador, Mexico, and Panama. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Halichoeres adustus?
The main threats to Halichoeres adustus are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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